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Rocks composed of more than 50% silica of biogenic or chemical origin.
Classification of Siliceous-rockHide
Sub-divisions of Siliceous-rockHide
Mineralogy of Siliceous-rockHide
Non-essential minerals - these minerals are common, sometimes major components, but are not always present:
Siliceous-rock in petrologyHide
An essential component of (items highlighted in red)